Traction-wheel



(No Model.) a Sheets-Sheet 1.

' P, F. LANDIS.

TRACTION WEEEL.

Patented Sept; 8, 1885 IN YEN TOR (No Model.)

P. P. LANDIS.

TRACTION WHEEL.

3 Sheets-Sheet 2.

Patented Sept. 8, 1885.

3 Sheats-.-Sheet 3 (No Model.)

.P. LP. LANDIS. TRACTION WHEEL.

Patente Santa, 8

IX FHA" TOR Attorney lL -tlll', IPENXSYLYANLX.

G ttncnznents 2 Following m l therein unnpnnying (l1 u a now-l conntlw-hzncnl: in Jillljllltfi, for the ng the-n1 snpnhle of t" 'ing onnt i, wherein slim ing t. 15 in cnrtnin nm'ul fencribci'l, unit specific-Lil y ins. "u lmcrnwinga, i ign m1 is a plan ion t n'mitiect with my nnrel IS a section of the tire, elevation; and Fig.

I) tin; rill, tnlwn 0n lint lillld 5, nntl Z, tllltl H untl inn-ntion.

lilac parts in nll tin .1 nn nrllin-i'y :illltwlli ill't, in SlttllL't l =t-urc t-lrnts B, l);- nnlly z'tli'russ t :0 nun: ml the tire other. iluln'w'n unnlrul xi; tin: top 01' n illa rnjvcling rih in IS anrrlurn YWK,

Mun it, (a: 8. t

the

cvnlionn, ruspcctivcly, 0t

i i l i l l l l l 1 l l i I l l i l (X0 ninth-l.)

beyond and benmth the titans cl'em'ly'shown in i igs. 2, 3, 5, t3, and 7, so that alter being phi-cell within the clents B tightening the nut l) on the holt- D draws the chimp i 21ml the ion if snugly against the edges Ol'thG The ril nniynlso bu nnule integral with the tire. it will be sevn that the strain upon tinrih,c0ining in the circumferential line partlllCl with the cilgcs ol' the lllt,WOUlLlflYlfillOlli the steppml tlivisimrol' the rib shs'ivn in this construction, have n. itiltltlltff, to force the \i'hcelslnternlly, particularly upon slippery ground, and push the rib laterally aleng the ling of tln: QlttliS, bringing the strain entirely upun the bolt; hub with suchstcppetl tliviisi-tn the strain upon the rib is ilivnrsitied and distrilnitcd, ltllti thereby reduced upon the 02*: zltltl upon the bolt so that the structure as n \vlmln is rendered very strong and nnt liable to slide lntnrnlly upon ice, mull, 01' while drawingngnng-plow. Now, it ls n0t ub501nt ly nrct-sszn'y that the cleats 13 be taniployetl, or that the traction rihs should all be parallel with each other; but they 111:3) be arranged to nlternntclycrossithetiire diagonally inopposite directions, shown in Digit, 5, and t}, in which (:nsns the side cleats, i), are used zitt-he unc 01 both sides of the tire, and when at: one mlgoonly {its extension If inny ht, foi'niutl-npon unc ol' the rib-sections. 'lhnsc rib-st-ctions may he ninth: V-shnpcd and u! a length to cross and rcri'uss the iii-u or of :1 length merely to cross it, :15 in the instance illustrated iniiigs. l tillll 5, nntl \i'illi er without side cleats upnn both utlgl'sot' the tire. I may use lmlts F attesin x'urlit'nlly through :1 ribscttion anti hilt} t Err, nntl hen r-ztvh casting or section t3 crosses nntl rncrussus the tire I. may employ shortnr hulis (sun Fin 4,) or {Sl'ilfitll bolts-l clump .u' (nut). Figs, t5 tllill 5)) to bind the sec Lionn together uni U; the l ire. In these iumii tiuns i still .C'c nin the advantagzs of the 21 (.UillU the tendency of the ribs in be turned. sidewise upon tht: tire anti n ion the ground; it c prriiin'g portion 0 oi the rilyzsuciion is n' zn'iy .sn'nilzu' in turn; to the cogs ct genrwliucls, so than; while the traction wheels trnvel upon sot't roads or fields they will have .120 tendency .1; lift the soil and becoznnloatlett with adhesive clay-ml groun'ti.

lg 01' stcppc'tl. rilrsoctions, which over- Having described my invention and its operation, whatI claim and desire to seeere by Letters Patent, is

1. A traction-rib for wheels of traction-engines provided with zigzag steps, havingone edge of said steps formed parallel with the end of said rib and theother edge perpendicular to the first-stated edge, substantially as specified.

nally thereon and provided with zigzag steps, having one edge of said steps formed parallel 'with the edge of said tire,'snbstantially as and for the purpose described.

5. The combination of the tire A, the ribseetion 0, having the zigzag or stepped rib G a side eleat or cleats, B, anda bolt, D, substantially as shown and described. r

6. The combination of the tire A,- the cleats B,-tl1e zigzag rib-section G eleat E, and bolt D; substantially as shown and described.

Izi testimony. whereof I afllx my signature in 30 presenee oiilyo witnesses. V

FFRANK F. LANDlS.

Witnesses:

D. M. (20 in, 1). G. UNGER. 

